CN105350812A - Glass fiber reinforced plastic telegraph pole - Google Patents

Glass fiber reinforced plastic telegraph pole Download PDF

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Publication number
CN105350812A
CN105350812A CN201510694721.1A CN201510694721A CN105350812A CN 105350812 A CN105350812 A CN 105350812A CN 201510694721 A CN201510694721 A CN 201510694721A CN 105350812 A CN105350812 A CN 105350812A
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CN
China
Prior art keywords
reinforced plastic
cloth
telegraph pole
glass wool
gauze wire
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Granted
Application number
CN201510694721.1A
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Chinese (zh)
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CN105350812B (en
Inventor
牛红民
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Baoding Power Supply Co of State Grid Hebei Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Baoding Power Supply Co of State Grid Hebei Electric Power Co Ltd
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Publication date
Application filed by State Grid Corp of China SGCC, State Grid Hebei Electric Power Co Ltd, Baoding Power Supply Co of State Grid Hebei Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201410159137.1A priority Critical patent/CN103993771B/en
Priority to CN201510694721.1A priority patent/CN105350812B/en
Publication of CN105350812A publication Critical patent/CN105350812A/en
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Publication of CN105350812B publication Critical patent/CN105350812B/en
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/02Structures made of specified materials

Abstract

The invention provides a glass fiber reinforced plastic telegraph pole having a barrel-shaped conical structure. The telegraph pole comprises steel wire gauze, glass wool cloth, a plurality of steel bars and glass fiber reinforced plastic resin mixtures. The steel wire gauze has a barrel-shaped conical structure. Multiple layers of the glass wool cloth are wound on the outer surface of the steel wire gauze. The steel bars extend in the length direction of the steel wire gauze and are evenly distributed in the multiple layers of the glass wool cloth along the peripheral direction. The clearances between the steel wire gauze, the glass wool cloth and the steel bars are filled with the glass fiber reinforced plastic resin mixtures in a permeation mode through the centrifugal force. The glass fiber reinforced plastic telegraph pole meets the actual need for mountainous area line construction and repair, is light in weight, high in strength and long in service lifetime, and is convenient to carry and erect.

Description

Fiberglass reinforced plastic telegraph pole
This case is the applying date is on 04 18th, 2014, and application number is 201410159137.1, the divisional application that name is called " fiberglass reinforced plastic telegraph pole and manufacture method thereof ".
Technical field
The present invention relates to cable erection equipment and manufacturing technology field thereof, particularly a kind of glass fiber reinforced plastic (be also called fiber-glass reinforced plastic, English is fiberreinforcedplastic, is called for short FRP) electric pole.
Background technology
At present, in the capital works of the construction of line such as electric power, telecommunications, generally adopt heavy cement pole and steel line bar, this type of electric pole weight is large, particularly in the construction of the complicated landform such as mountain area, hills, even if physical features complexity causes a lot of bar position to use manpower two wheeler also line bar cannot be transported to desired location, carry very difficult, the labour intensity of power worker is very big.In addition, the intensity of cement pole is little, easily ruptures in carrying, will exhaust the people and drain the treasury slightly because of carelessness and cause unnecessary loss; Cement pole is in process of producing product, and at least needing 3 times of atmospheric steam to carry out heating 3-4 hour can be shaping, and energy ezpenditure is serious, and heating fire coal also can discharge more pollution.
Summary of the invention
An object of the present invention is to provide a kind of fiberglass reinforced plastic telegraph pole, to solve, the cement pole generally adopted at present existed in prior art field is heavy, intensity is little, difficulty is established in carrying, easily rupture in construction, labor strength is large, many significant problems.
Another object of the present invention is to the manufacture method that a kind of above-mentioned fiberglass reinforced plastic telegraph pole is provided, to realize cleaning, environmental protection, to produce efficiently.
To achieve these goals, the technical scheme of fiberglass reinforced plastic telegraph pole of the present invention is as follows:
A kind of fiberglass reinforced plastic telegraph pole, in tubular conical structure, it comprises: gauze wire cloth, is tubular conical structure; Glass wool cloth is multilayer, is wound in described gauze wire cloth external surface; Reinforcing bar, is many, and the length direction along described gauze wire cloth extends, and is circumferentially distributed in glass wool cloth described in multilayer; Fiber glass resin mixture, is filled by the effect of centrifugal force and permeates in described gauze wire cloth, described glass wool cloth and described reinforcing bar gap each other.
The present invention also provides a kind of fiberglass reinforced plastic telegraph pole, and in tubular conical structure, it comprises: gauze wire cloth, is tubular conical structure; Glass wool cloth is multilayer, is wound in described gauze wire cloth external surface; Fiber glass resin mixture, be filled in described gauze wire cloth inner surface and centre, described glass wool cloth inner surface and centre, (now also can inner glass silk cloth in compound glass silk cloth and set up a support between the glass wool cloth of outside, now resin compound is filled by centrifugal force in the gap permeated between described gauze wire cloth, described glass wool cloth, described support) between described gauze wire cloth and glass wool cloth.
The present invention also provides a kind of fiberglass reinforced plastic telegraph pole, and in tubular conical structure, it comprises: gauze wire cloth, is tubular conical structure; Inner glass silk cloth is multilayer, is wound in described gauze wire cloth external surface; Support, is arranged at the outside of inner glass silk cloth; Outside glass wool cloth, also be multilayer, around support circumferencial direction along fiberglass reinforced plastic telegraph pole length direction winding on the bracket; The fiber glass resin mixture be made up of fiber glass resin and curing compound and accelerator, this fiber glass resin mixture is filled and is permeated in described gauze wire cloth, described inner glass silk cloth, gap between described outside glass wool cloth and described support.
In a kind of preferred embodiment of above-mentioned fiberglass reinforced plastic telegraph pole, described support comprises the many reinforcing bars that the length direction along described gauze wire cloth extends, and described many reinforcing bars are circumferentially distributed in described glass wool cloth.
In a kind of preferred embodiment of above-mentioned fiberglass reinforced plastic telegraph pole, described fiber glass resin mixture is the mixture of fiber glass resin and curing compound and accelerator, and described curing agent content is 2 ~ 7wt%, is preferably 4wt%; Described accelerator content is 0 ~ 1wt%, and all the other are fiber glass resin.
To achieve these goals, the technical scheme of the manufacture method of fiberglass reinforced plastic telegraph pole of the present invention is as follows:
A manufacture method for fiberglass reinforced plastic telegraph pole, it comprises the following steps: the gauze wire cloth forming tubular conical structure; Glass wool cloth is laterally wrapped in described gauze wire cloth external surface, according to desirable strength after multilayer, cuts off described glass wool cloth; The above-mentioned gauze wire cloth being wound with described glass wool cloth is put into moulding form, then moulding form is put centrifuge; Start described centrifuge, drive described moulding form to rotate, the fiber glass resin mixture be stirred is added described moulding form; After described fiber glass resin mixture permeates completely, stop described centrifuge, standing a period of time, after described fiber glass resin mixture solidifies completely, takes off described moulding form and fiberglass reinforced plastic telegraph pole wherein.
In a kind of preferred embodiment of the manufacture method of above-mentioned fiberglass reinforced plastic telegraph pole, the step forming the gauze wire cloth of tubular conical structure comprises: gauze wire cloth is cut into fan according to the required size of fiberglass reinforced plastic telegraph pole, to turn to taper; Gauze wire cloth is wound with one circuit on the Wrapping formed machine of circular cone, becomes tubular conical structure.
In a kind of preferred embodiment of the manufacture method of above-mentioned fiberglass reinforced plastic telegraph pole, the step being wound around described glass wool cloth at described gauze wire cloth external surface comprises: according to desirable strength, after described gauze wire cloth external surface is wound around described glass wool cloth multilayer, many reinforcing bars (or comprising the support of the many reinforcing bars equaling described gauze wire cloth length) the uniform circumference of described gauze wire cloth length will be equaled; In described many reinforcing bars (or support) outside, be again wound around compound glass silk cloth.
In a kind of preferred embodiment of the manufacture method of above-mentioned fiberglass reinforced plastic telegraph pole, outside described many reinforcing bars, the number of plies of described glass wool cloth is three layers.
In a kind of preferred embodiment of the manufacture method of above-mentioned fiberglass reinforced plastic telegraph pole, after stopping described centrifuge, the time left standstill is 10-20 minute.
In a kind of preferred embodiment of the manufacture method of above-mentioned fiberglass reinforced plastic telegraph pole, the little conehead of the fiber glass resin mixture be stirred from described moulding form is at the uniform velocity added.
In a kind of preferred embodiment of the manufacture method of above-mentioned fiberglass reinforced plastic telegraph pole, described fiber glass resin mixture contains fiber glass resin, curing compound and accelerator.
In a kind of preferred embodiment of the manufacture method of above-mentioned fiberglass reinforced plastic telegraph pole, described curing compound is 2 ~ 7wt%, is preferably 4wt%; Described accelerator content is 0 ~ 1wt%, remaining as described fiber glass resin.
By the fiberglass reinforced plastic telegraph pole that the present invention manufactures, the conical structure in tubular, it comprises: gauze wire cloth, is conical tubular structure; Glass wool cloth multi-lay winding is in described gauze wire cloth external surface; Mixture between resin and curing compound and/or catalyzer, be filled in the space of table in the conical gauze wire cloth of described tubular, compound glass silk cloth, reinforcing bar under the influence of centrifugal force, such structure makes described material work in coordination to learn from other's strong points to offset one's weaknesses, be: have bone, have meat, have muscle again, add tubular conical shell, so the intensity of this product is very large, be general cement pole incomparable, the weight of this technical products only has about 1/7 of same specification height cement pole, but intensity can match in excellence or beauty with steel line bar.
Because each wire bar directly can bury setting underground, also connect ground by flange, bolt to establish, admant mountain can air drill punches, cement concrete is levelling on a small quantity, to connect with bar flange with larger expansion bolt and erect, turn increase the height of shaft like this, originally with the height of 12 meters now with 10 meters.Can bracing wire be played for angle pole, thus greatly reduce floor space, construction injury and construction reparation.
Namely fiberglass reinforced plastic telegraph pole of the present invention has following feature; Lightweight, intensity is high, long service life, carry, establish easy construction, therefore, it meets the actual needs of mountain route erection construction with a varied topography especially.
Accompanying drawing explanation
Fig. 1 is the surface structure schematic diagram of fiberglass reinforced plastic telegraph pole preferred embodiment of the present invention;
Fig. 2 is the cross-sectional view along A-A line in Fig. 1.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further details.
As shown in Figure 1, fiberglass reinforced plastic telegraph pole preferred embodiment outward appearance of the present invention conically, as shown in Figure 2, this preferred embodiment is tubular structure, and this preferred embodiment comprises gauze wire cloth 1, the glass wool cloth 2 of inner side, reinforcing bar 3, the glass wool cloth 4 in outside, fiber glass resin mixture 5.
Specifically, gauze wire cloth 1 is similar to the shape of this preferred embodiment, for tubular conical structure, shaping for support glass silk cloth 2, glass wool cloth 4, in addition, glass wool cloth 2,4 be multilayer and infiltration resin solidification after, above-mentioned material can cooperatively interact and learn from other's strong points to offset one's weaknesses, thus produce huge support force and counter-bending power, make the entirety of product present suitable strength.
Glass wool cloth 2,4 is multilayer, has connection, booster action (connect, wrap up reinforcing bar and have stronger booster action).The glass wool cloth 2 of inner side is directly wound in the external surface of gauze wire cloth 1, and the glass wool cloth 4 in outside is wrapped in the outside of reinforcing bar 3 tightly.
Many reinforcing bars 3 extend along the length direction (i.e. the length direction of electric pole) of gauze wire cloth 1, and are circumferentially distributed between the glass wool cloth 2 of multilayer, glass wool cloth 4, greatly can strengthen the bending resistance of electric pole.Reinforcing bar 3 according to desirable strength, can arrange different quantity, and general straight line pole (common bar) need not use reinforcing bar, only has angle pole, bracing piece just needs reinforcing bar.Known by said structure, this structure has bone to have meat to also have muscle, so the intensity that it produces is very large.
Fiber glass resin mixture 5 be filled in gauze wire cloth 1 inner surface and centre space, penetrate in the eyelet of glass wool cloth 2,4 interior surface and centre under the influence of centrifugal force completely, glass wool cloth 2,4 parcel reinforcing bar 3 tightly, be also, fiber glass resin mixture 5 is filled in any gap of this preferred embodiment, hole, plays bonding, connection function.
By using, to be 196 fiber glass resins (can be various galss fiber reinforced resin of the prior art) (promote the raw material of resin solidification with curing compound, adopt curing compound of the prior art can (lower one page first paragraph has this point)) mixture (i.e. fiber glass resin mixture) be filled in gauze wire cloth 1, glass wool cloth 2, 4, reinforcing bar 3 is separately in inner and space between them, make above-mentioned material firmly agglomerated together, make them cooperatively interact, learn from other's strong points to offset one's weaknesses and add the profile of tubular circular cone, thus make this technical products (electric pole) produce huge support force and counter-bending power.
In above-mentioned fiber glass resin mixture, the weight portion of preferred consolidation agent is 2 ~ 7%, is preferably 3 ~ 5%, is more preferably 4%.
In order to improve the curing rate of above-mentioned fiber glass resin mixture, in above-mentioned fiber glass resin mixture, preferably add the accelerator (adopting various accelerator of the prior art) of 1% weight portion again, in addition,, curing rate lower in curing environment temperature is slower, also usually need to add accelerator.
Shown in shop drawings 1, Fig. 2 during preferred embodiment, can with reference to following steps:
First, gauze wire cloth 1 is cut into fan according to the required size of electric pole, to turn to taper shape, the shaping mode of helically coiling also can be taked to obtain.Again gauze wire cloth 1 is wound with one circuit on the Wrapping formed machine of circular cone, become tubular conical structure.
Then, along the length direction of electric pole, by glass wool cloth laterally (circumference of electric pole) is wound around on gauze wire cloth 1, according to electric pole desirable strength around to after several layers, glass wool cloth 2 structure inside being formed.
By the circumference of the uniform glass wool cloth 2 of several reinforced bars 3 that equals the length of preferred embodiment shown in Fig. 1, again around 5 weeks (namely 5 layers) glass wool cloths, form glass wool cloth 4 structure in outside, then cut off glass wool cloth, take off from the Wrapping formed machine of circular cone, put into moulding form.
Then, moulding form is put centrifuge, machine turn up to a certain extent after, the liquid glass steel resin compound be stirred at the uniform velocity is added from the little conehead of moulding form.
Due to the permeability of gauze wire cloth 1, glass wool cloth 2, glass wool cloth 4, under the influence of centrifugal force, fiber glass resin mixture 5 will be full infiltration in glass wool cloth 2,4 and and reinforcing bar 3, space between gauze wire cloth 1, in gap, the intensity required for producing after solidification.
After the above-mentioned tubular tapered steel silk screen that the complete permeable wound of fiber glass resin mixture has described glass wool cloth, stop adding fiber glass resin mixture, close down centrifuge, standing a period of time is such as 10 ~ 30 minutes, be preferably about 20 minutes (after Centrifugal Infiltration cast molding about 20 minutes) after resin compound solidification, take off moulding form, obtain the fiberglass reinforced plastic telegraph pole as this technical matters product, also namely shown in Fig. 1, Fig. 2, fiberglass reinforced plastic telegraph pole preferred embodiment is made.
Adopt this technique, fiber glass resin used is minimum, and fiber glass resin is again the most expensive in this technical products material therefor, so the cost of this explained hereafter is lower than the cost of other technique of identical weight.
Adopt this artistic glass silk cloth interlayer the compactest, glass wool cloth more compact product intensity is also larger, so the product strength of this explained hereafter is greater than the product strength of general technology production.In addition, the fibre glass product manufacture of identical weight, the more intensity of glass wool cloth also larger, so the material use of the fiberglass reinforced plastic telegraph pole of this explained hereafter is optimality criterion.
The intensity of preferred embodiment shown in Fig. 1 can be produced respectively by line requirements, such as: straight line pole, angle pole, again bracing piece etc., its intensity is that the cement pole of traditional mode of production is incomparable, but, this technical products weight only has about 1/7 of same specification cement pole, and intensity then can match in excellence or beauty with steel poles.In addition, each electric pole directly can bury setting underground, also connect by flange, coagulating cement soil casting bolt and erect, vertical rod cocoa in admant mountain is according to geological condition, the punching of mounting flange size air drill, a small amount of cement concrete of directly pressing bar are levelling, to connect with bar flange with larger expansion bolt and erect, like this, not only save again the height of shaft, (originally with 12 meters deduct the buried degree of depth now with 10 meters) and, also simplifies difficulty of construction, construction intensity, engineering time and operating expenses.For angle pole, can bracing wire be omitted, thus greatly reduce construction area area, construction injury and construction reparation.
In sum, product of the present invention has that lightweight, intensity is large, carrying, erect the advantages such as easy construction, integrated cost are low, so can alleviate construction labour intensity, save labour; And non-environmental-pollution in process of production, also pollutes and waste without leftover bits and pieces.
As known by the technical knowledge, the present invention can be realized by other the embodiment not departing from its Spirit Essence or essential feature.Therefore, above-mentioned disclosed embodiment, with regard to each side, all just illustrates, is not only.Within the scope of the present invention all or be all included in the invention being equal to the change in scope of the present invention.

Claims (8)

1. a fiberglass reinforced plastic telegraph pole, in tubular conical structure, it comprises: gauze wire cloth, is tubular conical structure; Glass wool cloth is multilayer, is wound in described gauze wire cloth external surface; Reinforcing bar, is many, and the length direction along described gauze wire cloth extends, and is circumferentially distributed in glass wool cloth described in multilayer; Fiber glass resin mixture, is filled by the effect of centrifugal force and permeates in described gauze wire cloth, described glass wool cloth and described reinforcing bar gap each other.
2. fiberglass reinforced plastic telegraph pole according to claim 1, is characterized in that, described fiber glass resin mixture is the mixture of fiber glass resin and curing compound and accelerator, and described curing compound is 2 ~ 7wt%; Described accelerator content is 0 ~ 1wt%, and all the other are fiber glass resin.
3. a fiberglass reinforced plastic telegraph pole, in tubular conical structure, it comprises:
Gauze wire cloth is tubular conical structure;
Glass wool cloth is multilayer, is wound in described gauze wire cloth external surface;
Fiber glass resin mixture, fills and permeates in described gauze wire cloth and described glass wool cloth gap each other.
4. fiberglass reinforced plastic telegraph pole according to claim 3, is characterized in that, described fiberglass reinforced plastic telegraph pole also has:
Support, is many, and the length direction along described gauze wire cloth extends, and is circumferentially distributed in glass wool cloth described in multilayer.
5. fiberglass reinforced plastic telegraph pole according to claim 4, is characterized in that, described support is reinforcing bar.
6. fiberglass reinforced plastic telegraph pole according to claim 5, is characterized in that, described fiber glass resin mixture is filled and permeated in described gauze wire cloth, described glass wool cloth and described reinforcing bar gap each other.
7. fiberglass reinforced plastic telegraph pole according to claim 6, is characterized in that, described fiber glass resin mixture is filled by the effect of centrifugal force and permeated in described gauze wire cloth, described glass wool cloth and described reinforcing bar gap each other.
8. the fiberglass reinforced plastic telegraph pole according to any one of claim 3-7, is characterized in that, described fiber glass resin mixture is the mixture of fiber glass resin and curing compound and accelerator, and the content of described curing compound is 2 ~ 7wt%; The content of described accelerator is 0 ~ 1wt%, and all the other are fiber glass resin.
CN201510694721.1A 2014-04-18 2014-04-18 Fiberglass reinforced plastic telegraph pole Active CN105350812B (en)

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CN201510694721.1A CN105350812B (en) 2014-04-18 2014-04-18 Fiberglass reinforced plastic telegraph pole

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104265048B (en) * 2014-10-21 2016-08-31 合肥海银杆塔有限公司 A kind of composite electrical shaft tower
CN105563853A (en) * 2016-01-26 2016-05-11 云浮市欣粤电力器材有限公司 Fiber axial zero-degree laying and binding device for production of conical electric pole

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CN103993771B (en) 2016-04-06
CN103993771A (en) 2014-08-20

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